System.Tuple<T1, T2>

public class Tuple<T1, T2> : IStructuralEquatable, IStructuralComparable, IComparable, ITuple

Represents an 2-tuple, or pair.

public T1 Item1 { get; }

Gets the value of the current tuple object's first component.

public T2 Item2 { get; }

Gets the value of the current tuple object's second component.

public Tuple(T1 item1, T2 item2)

Initializes a new instance of the Tuple<T, U> class.